mod parent insightful if I have any mod point. I wish someday there is a propaganda filtering program. Along with ad, spam filter, I wonder how much of Internet is left. Yes I know there will be a lot of porn.

That's what they used to say about physics itself. How could you imagine the market is definitive (hope I used the right word) while it's made of humans which is made of atoms that are described by quantum physics?

Off topic but... pigu means butt in Chinese. Beer is pijiu.